NTSB investigations, 2020, WI
5 cases where the sequence of events included Collision with terr/obj (non-CFIT).
Cases per year
| 2008 | 22 |
|---|---|
| 2009 | 12 |
| 2010 | 12 |
| 2011 | 19 |
| 2012 | 16 |
| 2013 | 10 |
| 2014 | 17 |
| 2015 | 20 |
| 2016 | 18 |
| 2017 | 13 |
| 2018 | 16 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 6 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1
WHERE year(c.\"eventDate\") = 2020
AND c.\"eventStateOrRegion\" = 'WI' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '470' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE year(c."eventDate") = 2020 AND c."eventStateOrRegion" = 'WI' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '470' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN21LA021Accident · No injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Washington, WIThe pilot’s failure to maintain lateral control during a hover and improper recovery action after the helicopter contacted the ground, which resulted in a dynamic rollover sequence and an impact with terrain.NTSB CEN20LA329Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA22 · Burlington, WIA partial loss of engine power due to the formation of carburetor ice while on the ground, which resulted in reduced climb capability and impact with trees during the initial climb.NTSB CEN20CA300Accident · No injuriesClass 4 · Data collectionFinal reportRobinson R44 · Dickeyville, WIThe pilot did not maintain clearance from wires during an aerial application flight.NTSB WPR20CA208Accident · No injuriesClass 4 · Data collectionFinal reportMooney M20E · Neenah, WIThe pilot's improper landing flare, which resulted in a bounced, hard landing and subsequent runway overrun.NTSB CEN20LA179Accident · 1 fatalClass 3 · LimitedFinal reportCessna P210 · Burlington, WIThe pilot did not maintain a safe altitude during the visual approach, and subsequently lost control which resulted an impact with trees and terrain.